Does this nginx opensuse repo have
The key for this repo is expired.
W: GPG error: https://download.opensuse.org/repositories/home:/rtCamp:/EasyEngine/xUbuntu_18.04 Release: The following signatures were invalid: EXPKEYSIG 3050AC3CD2AE6F03 home:rtCamp OBS Project <home:rtCamp@build.opensuse.org> E: The repository 'https://download.opensuse.org/repositories/home:/rtCamp:/EasyEngine/xUbuntu_18.04 Release' is not signed. N: Updating from such a repository can't be done securely, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details.
- Re-entering the key with the command below doesn’t solve the problem.
gpg --keyserver pgpkeys.mit.edu --recv-key 3050AC3CD2AE6F03 && gpg --export --armor 3050AC3CD2AE6F03 | sudo apt-key add -